UPDATE: its not dead! (at least on moddb)
The Orange Block,
Return To Blockland,
All In One,
Blockland 1.6 and
Special Forces Mod
Some desura nonsense, would it work?
Make mods for this. PLEASE! This game is source for others. as it was used to make The Orange Block. Ahhh. The good old days. 2004-2006 was when this...